173results about How to "Realize temperature regulation" patented technology

The invention discloses an automotive air conditioning system using the cold energy of liquefied natural gas, which comprises a liquefied natural gas system consisting of an LNG (Liquefied Natural Gas) storage tank, a low temperature valve, a low temperature pump and the like, an ethylene glycol solution system consisting of a third electric three-way regulating valve, an ethylene glycol storage unit, an air heat exchanger, an ethylene glycol solution pump and the like, a direct contact boiling heat transfer system consisting of an ethylene glycol spray tank, a first gas/liquid separator, a second gas/liquid separator, a natural gas storage tank and the like, an automobile engine cooling water system consisting of an electric valve, an automobile engine, a cooling water tank, a cooling water pump, an air cooled water cooler and the like, and connection components of the automobile engine cooling water system. In the automotive air conditioning system, ethylene glycol solution is used as cooling medium, the direct contact boiling heat transfer way in which the liquefied natural gas is sprayed upwards from the bottom and the ethylene glycol solution is jetted downwards from the top is adopted in the ethylene glycol spray tank, thus the cold energy of the ethylene glycol solution is utilized to cool the space of an automotive air conditioning room in summer and heat the space of the automotive air conditioning room in winter.

The invention relates to a sintering mold which comprises pressing heads, a mold body, a pressure bearing platform and gaskets. The mold body is provided with a plurality of cavities, the number and positions of the pressing heads correspond to those of the cavities, and the pressing heads are fixed to the first surface of a pressing plate. The mold body is placed on the pressure bearing platform, and the gaskets are placed on the pressure bearing platform and located in the cavities. According to the sintering mold provided by the invention, the mold is provided with the multiple cavities so that a large batch of samples can be synthesized and sintered with one-time hot pressing; meanwhile, since the sizes of the cavities are different, the temperatures in the cavities can be regulated and controlled, the temperatures in the cavities are different from one another, and the large batch of samples obtained at a time are completely different. In addition, the micro sample synthesized in each cavity can reach the microgram level, the diameters of the cavities are between 2 mm and 12.7 mm, and the sizes of synthetic materials are adequate for testing of various surface features and physical properties.

The invention discloses a hydrated salt phase change energy storage material and a preparation method thereof, and a battery thermal management system. The energy storage material is prepared from thefollowing raw materials: 40-90% of hydrated salt, 0-15% of a temperature regulator, 1-5% of a nucleating agent, 0-2% of a thickening agent and 9-38% of a porous adsorption matrix. The preparation method comprises the steps: (1) uniformly mixing the temperature regulator with hydrated salt to obtain a mixture; (2) heating to melt the mixture; (3) uniformly stirring the mixture obtained in the step(2) to obtain a molten mixture; (4) adding a thickening agent and a nucleating agent into the molten mixture, and continuously stirring to a homogeneous phase; (5) adding the homogeneous mixture obtained in the step (4) into a porous adsorption matrix, and continuously stirring until the mixture is completely adsorbed into the porous matrix; and (6) cooling and solidifying. The hydrated salt phase change energy storage material has double-temperature-section temperature control capability, realizes temperature regulation and control of a battery pack in a full-temperature-range range, improves the use performance of the battery pack, prolongs the service life of the battery pack, and improves the safety of the battery pack.

The invention discloses a temperature control system for an electric vehicle including a kettle and a controller; at one end of that kettle, a first water pump is connected, the first pump is connected with a heater, the heater is connected with a three-way valve A, at one end of that three-way valve A is connected with a three-way valve B, at the other end of the three-way valve A is connected with a heat exchanger, the three-way valve B is connected with a heating core, the heat exchanger is connected with a compressor, the compressor is connected with a condenser, the condenser is connectedwith an evaporator, the heat exchanger is connected with a four-way valve A, a battery pack is arranged on one side of the four-way valve A, a four-way valve B is arranged beside the battery pack, the four-way valve B is connected with a motor, the motor is connected with a motor controller, and the motor controller is connected with a charger. The invention has the advantages of having a plurality of working modes, thereby realizing the temperature regulation of the battery system and the transmission system, and ensuring the normal use of the automobile in different environments, and has reasonable structure and strong practicability.

The invention discloses a full-automatic self-service pushing-type swing cradle. The full-automatic self-service pushing-type swing cradle comprises a base, a stand column, a cross rod and a cradle body, the stand column is arranged at one side of the top end face of the base, the top of the stand column is fixedly connected with the cross rod, a guide rail is arranged on the stand column, a lifting rod is slidably connected to the guide rail, a connecting rod is hinged to the hinging rod, the bottom of the lifting rod penetrates through the top wall of a power cavity and is fixedly connectedwith a top wheel, a power cavity and a temperature adjusting cavity are formed in the base, a motor is arranged on the bottom wall of the inner cavity of the power cavity, a motor shaft of the motor is fixedly connected with a rotary shaft, a cam which is matched with the top wheel is fixedly connected to the other end of the rotary shaft, an air exhausting pipe penetrates through the top of the temperature adjusting cavity, and an electric heating box and a filtering box are arranged in the temperature adjusting cavity. Through the cooperation of the motor, the cam, the lifting rod and the connecting rod, the whole process is automatically completed, manual operation is not needed, and parents conveniently complete other work; through the arrangement of the electric heating box and the filtering box, the temperature of surrounding air is adjusted, and the air quality is improved.

The invention relates to a heat preservation control system and method for a cooking utensil and the cooking utensil. The heat preservation control system comprises a temperature adjustment module, atemperature collection module and a control module; the temperature collection module is used for collecting a temperature value of a cooking cavity in the cooking utensil when the cooking utensil enters a heat preservation stage and sending the temperature value to the control module; the control module is used for comparing heat preservation remaining time with first preset time in real time after the cooking utensil enters the heat preservation stage, generating a control command according to a comparison result and sending the control command to the temperature adjustment module; the temperature adjustment module is used for adjusting the temperature according to the control command and keeping the temperature value within a preset temperature range. By arranging the heat preservationcontrol system, a user can control the temperature in the cooking cavity and keep the temperature in different temperature ranges according to the length of the heat preservation remaining time, and when the heat preservation remaining time is up, the temperature of rice reaches the proper eating temperature.

The present invention discloses an intelligent temperature adjusting system which is composed of intensive large power semiconductor temperature adjusting block modules, internal circulation radiating fins, internal circulation radiating blower fans, phase change heat exchange temperature uniformity plates, heat pipes, external circulation miniature fin grating pipe cluster phase change radiators, external circulation radiator blower fans and an intelligent management circuit. The internal circulation radiating fins and the internal circulation radiating blower fans are connected into an internal circulation large temperature difference temperature adjusting system, and the phase change heat exchange temperature uniformity plates and the external circulation miniature fin grating pipe cluster phase change radiators are connected into an external circulation miniature distributed phase change circulation efficient radiating system. The present invention also provides the application of the intelligent temperature adjusting system in the intelligent transformer substation protection and intelligent control cabinet temperature control. The installation specification and weight of the system of the present invention can be suitable for various electrical cabinet installation and application requirements in a transformer substation, the large temperature difference adjustment in the enclosed environments of various electrical cabinets of the transformer substation under the harsh and limit air temperature environments is realized, the temperature ranges in the cabinets can be controlled accurately, and the sizes and weights of the devices also can be reduced while the temperature adjustment performance is improved greatly.

The invention discloses a method for controlling hot-air temperature of a hot-air drier, which is used for regulating the temperature of the hot air output by a hot-air drier. The method comprises the following steps: receiving a given temperature value, and acquiring the actual temperature value of the hot air output by the drier; comparing the given temperature value with the actual temperature value to acquire a temperature difference; acquiring the temperature difference change rate according to the temperature difference; after fuzzifying the temperature difference and the temperature difference change rate, inquiring a preset control decision table, and acquiring a mapping controlled quantity; and regulating the temperature of the hot air output by the drier by using the mapping controlled quantity as a control signal. Various implementation modes of the invention are used to realize the regulation on the temperature of the hot air output by the hot-air drier.

The invention provides an integrated thermal management system of a pure electric vehicle and the vehicle. The system comprises a controller, a two-position four-way control valve, a passenger compartment thermal management loop, a battery thermal management loop, an electric drive system thermal management loop and a heat dissipation loop, wherein the electric drive system thermal management loop and the heat dissipation loop are communicated. A three-way control valve group connected with the controller is arranged in the passenger compartment thermal management loop so as to change the flowing direction of a refrigerating medium in the passenger compartment thermal management loop; a refrigerating medium channel of the battery thermal management loop is communicated with the passenger compartment thermal management loop through a group of three-way proportional control valves, and a cooling liquid channel of the battery thermal management loop is communicated with the electric driving system thermal management loop through the two-position four-way electromagnetic valve; the controller achieves cooling or heating management of a passenger compartment, cooling or heating management of a battery pack and cooling of an electric drive system by controlling the three-way control valve set, the two-position four-way control valve and the first three-way proportional valve set.

A method and apparatus for temperature control is disclosed. The method comprises the following steps of: when the temperature of an in-place device is not within a preset range, if yes, if the temperature of the in-place device is restored to a preset range within a preset time, the fan speed is regulated according to the first fan speed regulating mode, Otherwise, the fan speed is regulated according to the second fan speed regulating mode, thereby realizing the temperature regulation of the on-site equipment, thereby heat dissipation can be carried out on the on-site equipment which suddenly fails in the operation process of the server, and the on-site equipment can be prevented from being out of service or even burned due to the high temperature.

The invention discloses a device and a method for wafer test temperature adjustment. A temperature monitoring unit monitors the temperature of a wafer in real time, and a data processing unit controlsa block heating unit and a cooling unit according to the temperature monitoring result, and changes the heating condition of each heating block through a block heating unit to achieve the temperatureadjustment of the local area of the wafer so as to solve the problem that the temperature distribution is not even when the wafer is subjected to high-low temperature test and improve the wafer testaccuracy.

The invention provides a refrigerator and a control method and device thereof. The refrigerator is provided with a refrigerating chamber, wherein a refrigerating circulation fan and a refrigerating circulation air flue are arranged in the refrigerating chamber. The method comprises the following steps of detecting and identifying that the refrigerating chamber is at a non-refrigerating state; andcontrolling the refrigerating circulation fan to run so as to drive air in the refrigerating chamber to flow along the refrigerating circulation air flue, so that the temperature of the refrigerator refrigerating chamber is adjusted, and the occurrence of the phenomena of freezing and condensing in the refrigerating chamber is avoided.

The invention relates to an anti-freezing and anti-condensing device and method for an climatic environmental chamber, and relates to the technical field of environmental test. The anti-freezing and anti-condensing device and method is creatively adopted in a terrace of the climatic environmental chamber and have the advantages that the device is simple but reliable in structure, can be used in most climatic environmental chambers, and is lower in cost and relatively good in feasibility; when a low-temperature test is carried out, a vent pipe fan is started along with the start of the test, sothat the temperature of the terrace can be adjusted, and relatively good operability is achieved; and the design structure is simple, the operation is easy, the implementation is easy, the environmental test efficiency can be effectively improved, and good economic benefits and popularization values are achieved.

The invention provides a temperature adjustment device for a battery box. The temperature adjustment device is arranged on an outer wall surface of the battery box; the temperature adjustment device comprises a multilayered structure; the multilayered structure comprises a phase change layer; the phase change layer comprises a phase change material; the phase change material can be used for absorbing or releasing heat; the phase change material is used for generating phase change to adjust the temperature of the battery box. According to the temperature adjustment device for the battery box, the phase change material capable of absorbing or releasing the heat is arranged in the multilayered structure and the temperature adjustment of the battery box is realized, so that the problem that the heat insulation efficiency and cooling efficiency of the battery box are low and the effect is poor so that normal utilization of the battery box is influenced is solved, and the utilization safetyand product quality of the battery box are improved; the temperature adjustment device for the battery box is safe and reliable, has remarkable heat insulation and cooling effects and is suggested tobe popularized and applied in a large scale.

The invention relates to a device which comprises at least one piezoacoustic resonator element (2) having a piezoelectric layer (32) and two electrodes that are electrically contacted to the piezoelectric layer (32). The piezoacoustic resonator element (2) is configured in such a manner that, when a voltage is applied to the piezoelectric layer (32), a bulk acoustic wave of the piezoelectric layer (32) is induced with a resonant frequency via the electrodes. The inventive device is characterized by comprising, integrated into the piezoacoustic resonator element (2), a temperature measurement device (3) having a measuring element that is configured as a thin layer.

The invention particularly relates to a portable biological sample box. The portable biological sample box comprises a box body and a box cover. A temperature control device is arranged on the box body and comprises a storage bag, a semiconductor chilling plate, temperature sensors and a control unit. A liquid inlet is formed in the storage bag. The storage bag is filled with liquid metal. The semiconductor chilling plate is arranged on the surface of the side, close to the box body, of the storage bag and is used for heating or refrigerating the liquid metal. The semiconductor chilling plateand the temperature sensors are electrically connected with the control unit. The temperature sensors are used for monitoring the surface temperature of the semiconductor chilling plate. The control unit controls the semiconductor chilling plate to conduct refrigeration or heating according to information fed back by the temperature sensors, so that the temperature of the liquid metal is adjusted.According to the portable biological sample box, the semiconductor chilling plate is arranged to refrigerate or heat the liquid metal in the storage bag, so that refrigeration or heating of the sample box is achieved; and the dryness and low temperature can be maintained during refrigeration, so that it is ensured that samples are in the optimal storage environment, and the stable sample storagequality is ensured.